Fraulein Gelber Share definition Flag Heidi's tutor, a nickname for a stupid person, or if you are trying to make a joke with your friends. "Omg Becky stop being such a Fraulein Gelber!" or "Fraulein Gelber, the pond, the pond!" Fraulein Gelber by basiccupcake August 13, 2019 0 0 Get merch Get the Fraulein Gelber mug. Buy Now — $32.95 See more merch